Home / 43,577.26-65,366.68-12,413.32

Finding the Fourth Proportional to 43,577.26, 65,366.68 and 12,413.32

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Solution

The fourth proportional to 43,577.26, 65,366.68 and 12,413.32 is: 18,620.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,577.26 : 65,366.68 = 12,413.32 : x
  2. Step 2: Convert to fraction form
    43,577.26/65,366.68 = 12,413.32/x
  3. Step 3: Cross multiply
    43,577.26x = 65,366.68 × 12,413.32
  4. Step 4: Simplify right side
    43,577.26x = 811,417,516.18
  5. Step 5: Solve for x
    x = 811,417,516.18/43,577.26
  6. Step 6: Final answer
    x = 18,620.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.